2961565928 has 16 divisors (see below), whose sum is σ = 5794368480. Its totient is φ = 1416401008.

The previous prime is 2961565897. The next prime is 2961565931. The reversal of 2961565928 is 8295651692.

It is a self number, because there is not a number n which added to its sum of digits gives 2961565928.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8047550 + ... + 8047917.

It is an arithmetic number, because the mean of its divisors is an integer number (362148030).

Almost surely, 2^2961565928 is an apocalyptic number.

It is an amenable number.

2961565928 is a deficient number, since it is larger than the sum of its proper divisors (2832802552).

2961565928 is a wasteful number, since it uses less digits than its factorization.

2961565928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16095496 (or 16095492 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 53.

The square root of 2961565928 is about 54420.2712966409. The cubic root of 2961565928 is about 1436.0640213230.

The spelling of 2961565928 in words is "two billion, nine hundred sixty-one million, five hundred sixty-five thousand, nine hundred twenty-eight".